<div class="bui-page">
    <header class="bui-bar">
        <div class="bui-bar-left">
            <a class="bui-btn btn-back"><i class="icon-back"></i></a>
        </div>
        <div class="bui-bar-main"></div>
        <div class="bui-bar-right" style="overflow: visible;">
            <div id="uiDropdown" class="bui-dropdown context-menu">
                <div class="bui-btn bui-box" >
                    <div class="span1"></div>
                    <i class="icon-more"></i>
                </div>
                <ul class="bui-list round bui-arrow-up bui-menu-bottom">
                    <li class="bui-btn bui-box-align-middle btn-back-home">
                        <i class="icon-home"></i> 返回首页
                    </li>
                </ul>
            </div>
        </div>
    </header>
    <main>

    </main>
    <footer>
    </footer>
</div>